43.75% is the change from 64 to 92
Calculation steps:
[( 92 - 64 ) ÷ 64] x 100 = 43.75%
Formula
Percentage change = [(92 - 64) / 64] x 100
Subtract the new number by the original number
92 - 64 = 28
28 ÷ 64 = 0.4375
0.4375 x 100 = 43.75%
Example